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694 resources with the keyterm perimeter

Videos (Over 2 Million Educational Videos Available)
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Other Resource Types (694)
1 In 1 Collection
Lesson Planet

Areas of Geometric Shapes with the Same Perimeter

For Teachers 7th - 9th Standards
A triangle, square, hexagon, and circle all have a perimeter of one unit. Eighth graders must attempt to find the area of each and arrange them in order from least to greatest areas. A terrific task for applying four different area...
6:58
Lesson Planet

Example of Solving for a Variable

For Students 7th - 11th
Sal uses the formula for perimeter to show how the variables can be moved around to solve a problem. He demonstrates a few different ways to do this.
6:58
Lesson Planet

Example of Solving for a Variable

For Students 7th - 11th
Sal uses the formula for perimeter to show how the variables can be moved around to solve a problem. He demonstrates a few different ways to do this.
10:02
Lesson Planet

SAT Prep: Test 4 Section 8 Part 2

For Students 9th - 12th
Young mathematicians will appreciate Sal's careful - yet efficient - methods for solving these typical SAT problems. He takes care to explain problems 8-12, but gets cut off in the middle of problem 12 (to be continues in the next video).
9:57
Lesson Planet

SAT Prep: Test 1 Section 3 Part 4

For Students 9th - 12th
Pushing through to problems 11-12 on page 398 of The Official SAT Study Guide, Sal goes into comprehensive detail on each problem. Problem 11 involves geometry, including the function of pi, and problem 12 involves non-constant slopes....
9:50
Lesson Planet

SAT Prep: Test 1 Section 6 Part 4

For Students 9th - 12th
Number 11 in the practice section of The Official SAT Study Guide begins with finding the perimeter of a given triangle. Once students solve this multiple-choice question, they can find ways to solve the additional problems on the page,...
9:45
Lesson Planet

SAT Prep: Test 8 Section 5 Part 1

For Students 9th - 12th
Launching into another practice session from The Official SAT Study Guide (page 855) Sal wastes no time in solving problems 1-6, which involve basic algebra and geometry. He encourages efficient problem solving, noting that on the first...
8:55
Lesson Planet

SAT Prep: Test 6 Section 7 Part 5

For Students 9th - 12th
On the home stretch of this practice session, Sal completes problems 18 and 19 on page 738 of The Official SAT Study Guide. He begins problem 20, but chooses to finish it in the next video instead of rushing the answer. As always, Sal's...
8:52
Lesson Planet

SAT Prep: Test 4 Section 8 Part 3

For Students 9th - 12th
Help your students get the edge on the SAT with this practice video, which details ways to solve various algebra and geometry problems. Sal finishes problem 18 in this video, changing his pace for understanding, and continues to solve...
5:30
Lesson Planet

SAT Prep: Test 6 Section 7 Part 6

For Students 9th - 12th
Sal has a good time solving problem 20 on page 738, allowing students to look past the "trickiness" of SAT problems and, possibly, to enjoy solving the problem. He takes them through each step of the problem, taking care to point out the...
9:59
Lesson Planet

SAT Prep: Test 2 Section 3 Part 4

For Students 9th - 12th
SAT test-takers get to review median numbers, perimeters, right angles, slopes, and prime factorization in this video, which focuses on problems 13-16. Sal's even pace and methodical problem solving will bolster the confidence of even...
Lesson Planet

Is That Measurement Stuff For Real, Life?

For Teachers 5th - 6th
Fifth and sixth graders engage in a series of activities which show them the importance of using different types of measurement strategies. One of the primary goals of the lesson is to show learners that measurement is helpful in many...
Lesson Planet

Perimeter Problem - Enrichment 6.2

For Students 4th - 6th Standards
Upper graders work with a partner or small group, choose to measure their gym or playground, use an appropriate measuring tool and record the data, convert the measurements in inches, feet, yards, and miles, and answer related word...
Lesson Planet

Multiplication Facts up to 10 X 10

For Teachers 4th - 5th
Here is a presentation that's chock full of great tips on how to memorize multiplication facts, and how to calculate the area of shapes that aren't perfect squares or rectangles. Many good problems are in each of the slides. A great...
Lesson Planet

Area and Perimeter: Santa Style

For Teachers 4th - 6th
What a fantastic resource! The class practices finding the area and perimeter of various regular and irregular shape by first counting the grid squares inside each shape, and then by using the traditional formula. The process is fully...
Lesson Planet

Gotcha Covered, Pardner!

For Teachers 4th - 6th
Young geometers use the interactive website Cyberchase to practice calculating both area and perimeter. Real world problems encourage learners to discover that we use math each and every day. 
Lesson Planet

Area - Problem Solving 18.3

For Students 4th - 5th Standards
Six rectangles representing gardens are lined up across the top of this handout. Learners help Mr. Aldo, Lori, Monica, Kip, and Mr. Torez answer questions about their gardens by computing area, perimeter, or cost to cover a garden with...
Lesson Planet

Secret Formulas

For Teachers 3rd - 5th
Learners calculate the perimeter of rectangles and squares. They imagine trying to build a fence around a yard or trying to determine how much paint they need to paint a room. They also develop formulas and procedures for determining the...
Lesson Planet

Pizza Crusts

For Students 7th
Help Robbie figure out what pizza shape he should choose to get the greatest amount of stuffed crust. This two-page worksheet gives your young mathematicians a chance to find areas and perimeters of rectangular and circular shapes in a...
Lesson Planet

Math Mammoth End of the Year Test - Grade 3

For Students 3rd
In this comprehensive diagnostic test worksheet, learners examine, study, calculate and solve 38 math problems. They work with a variety of basic math concepts and word problems.
9:19
Lesson Planet

SAT Prep: Test 4 Section 4 Part 3

For Students 9th - 12th
Math students who have a hard time with the speed of their problem solving will benefit from this video. Sal tackles increasingly complicated geometry and algebra problems in a way that shows them how to find the correct answer - quickly.
Lesson Planet

A World of Symmetry: Math-Geometry

For Teachers 4th - 6th
Define and identify the three basic forms of symmetry translation, rotation, and glides with your class. They cut out and arrange paper pattern blocks to illustrate symmetry, create a Cartesian graph, and design a rug with a symmetrical...
1 In 1 Collection
Lesson Planet

Map Your School

For Teachers 3rd - 12th
Learners participate in a project to map their school. They measure and graph various areas around the school. Students find the longitude and latitude of the school and research the school's history, and highlight special important areas.
Lesson Planet

Area of Parallelograms and Triangles

For Teachers 6th
Using an Excel spreadsheet, young mathematicians calculate the area of triangles and parallelograms. This is a creative way to have them practice this concept. Not only do they learn how to use Excel, they also practice calculating the...